Robert ordered a defective textbook from Amazon, which let him return the book outside its 30-day return policy. Amazon let him do so without trouble, but that wasn’t even the coolest thing the e-tailer did for him. When Robert received the next book, with the same defect — it too was missing codes he needed for his lab — he decided to go to the school bookstore to buy a copy with the codes he needed. The CSR told Robert he could keep the second book and gave him a full refund. He writes:
